From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg Banks Date: Fri, 22 Oct 2004 04:26:05 +0000 Subject: Re: [PATCH] I/O space write barrier Message-Id: <1098419164.21421.58.camel@hole.melbourne.sgi.com> List-Id: References: <200410211613.19601.jbarnes@engr.sgi.com> <20041022010150.GH3878@cup.hp.com> <200410212205.51672.jbarnes@sgi.com> In-Reply-To: <200410212205.51672.jbarnes@sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Jesse Barnes Cc: Grant Grundler , Jesse Barnes , akpm@osdl.org, linux-kernel@vger.kernel.org, tony.luck@intel.com, linux-ia64@vger.kernel.org On Fri, 2004-10-22 at 13:05, Jesse Barnes wrote: > I think Greg had some ideas about other > things to cover as well. Greg? You've done most of the stuff I wanted, but it would be nice to see: * a mention of the read-to-flush-writes technique and why mmiowb is better * an example of how and where to use read_relaxed and a description of why its better than read Greg. -- Greg Banks, R&D Software Engineer, SGI Australian Software Group. I don't speak for SGI.